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    Senior Software Engineer Microservices & .NET Expert

    Fundamental Qualifications Understanding of microservices, event‑driven scalable architecture, and vertical slices. Proficiency in coding, especially in C# .NET (other languages like JavaScript or Python are beneficial). Experience in front‑end frameworks such as Angular ...

    Hybrid Full Stack Engineer — Fintech & Geospatial API

    A high growth technology business in the United Kingdom is seeking a Full Stack Developer to join their engineering team. This role offers a hybrid working model and requires experience in modern frameworks like React or Vue.js, as well as server-side technologies like Node.js or Python. The ideal candidate will ...

    Software Engineer intern Develop an AI chatbot to help Dataiku users

    During this 6 months internship, you will: Get familiar with Dataiku and its help center. Integrate an existing NLP model using the provided API in the help center front end. Develop the user interface of a chatbot. Eventually suggest other possible enhancements, pote ...

    Lead Full Stack Engineer (.Net, Vue/React) Fully Remote CET Timezone

    Overview Lead Full Stack Engineer (.Net, Vue/React) - Fully Remote CET Timezone. This role offers the opportunity to lead the development of a cutting-edge SaaS platform for the insurance industry. As Lead Full Stack Engineer, you will guide both front-end and back-end development, ensuring scalab ...

    Growth Marketing Engineer II React (Web) | UK + EU (remote) Germany / remote

    Growth Marketing Engineer II - React (Web) | UK + EU (remote) Office: United Kingdom Remote: Germany | Portugal | Spain | UK Apply for this role About the company About Cleo At Cleo, we're not just building another fintech app. We're embarking on a mission to fundamentally ch ...

    Senior Software Engineer Expansion

    A BIT ABOUT FLOCK At Flock we do insurance very differently. We're nearing 1 billion connected, insured miles. Meaning our real-time, data-driven approach enables us to price connected vehicle insurance and assess risk better than ever before, giving fleet owners the insights they need to ...

    React / TypeScript / JavaScript : Front End Software Engineer | Elite Trading Firm | | London

    Direct message the job poster from Hunter Bond We’re partnering exclusively with one of the most prestigious trading firms in London to find a highly skilled Front-End Software Engineer to join their world-class engineering team. This is an opportunity to work at the very heart of high-perfor ...

    Python Risk Developer Vice President

    **Discover your future at Citi** Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. **Job Ov ...

    Dev Ops Java/Python London

    Senior Engineer in Production Management The Senior Engineer in Production Management, will be responsible for the development and overall implementation of software in a complex, critical and large cross-departmental and multi-disciplinary area. The role is part of a multi-year transformation ...

    Technical Lead Python & AI UK

    Technical Lead - Python / AI (Perm, UK, Remote + Travel) Full‑time, permanent opportunity for candidates based in the UK and authorised to work without sponsorship. Requires travel to client sites with travel expenses covered by the company. About the Role As a Technical Lead at ...

    Python Developer | $85/hr Remote

    Overview Role Position: Exceptional SWE Annotator Type: Hourly Contract Compensation: $85/hour Location: Remote Duration: Approximately 2 weeks Commitment: </ ...

    Senior Python Developer (Remote EMEA)

    This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Python Developer in EMEA . In this role, you will be part of a dynamic startup environment, contributing to the design and development of innovative security-focused products. Y ...

    Python Developer | $90/hr Remote

    Responsibilities Design, develop, and optimize REST and GraphQL endpoints for scalable APIs. Drive data validation, error handling, and security best practices within backend services. Plan and execute database migrations, optimizations, and schema changes as needed. </l ...

    Dev Ops Java/Python London

    Senior Engineer in Production Management The Senior Engineer in Production Management, will be responsible for the development and overall implementation of software in a complex, critical and large cross-departmental and multi-disciplinary area. The role is part of a multi-year transformation ...

    Junior Software Engineer

    Junior Backend Engineer (1-3 Years' Experience)Belfast | Hybrid | Full-Time About the CompanyWe're partnering with an innovative AI software company that's building intelligent products for large organisations. Their platform combines cutting-edge AI with human c ...

    Aurecon Internship Program  First Nations Australians

    Curious about a career in engineering consulting?At Aurecon, we believe the world needs people who can engineer possibilities—curious, determined problem solvers who turn complexity into clarity.WeencourageAboriginal and Torres Strait Islander studentsto apply for our paid 1 ...

    Aurecon Internship Program  First Nations Australians

    Curious about a career in engineering consulting?At Aurecon, we believe the world needs people who can engineer possibilities—curious, determined problem solvers who turn complexity into clarity.WeencourageAboriginal and Torres Strait Islander studentsto apply for our paid 1 ...

    Senior Python Developer (Fast API)

    Insight Global are seeking a highly motivated Senior Python Developer (Fast API Focused) for one of their premier energy clients in London. This role will be for a 12‑month extended contract (Inside IR35) , based 3 days a week onsite in London, 2 days remote . Overview of Day ...

    Python Developer £140,000 + Comps London

    Direct message the job poster from Hunter Bond Quantitative Technology Headhunter at Hunter Bond Role: Python Developer Salary: £140,000 P/A + Bonus + Benefits Location: London Client: Top Fintech My client is a well-established and successful tech house working ...

    Senior Software Engineer – React / React Native to support our payments client with delivering modern retail and payment experiences across web and mobile platforms.

    Senior Software Engineer – React / React Native to support our payments client with delivering modern retail and payment experiences across web and mobile platforms.Location: Etobicoke, ON (Hybrid)Type: Permanent/Full-TimeThe OpportunityOur Client is see ...

    Senior Software Engineer — Pricing AI (Manchester)

    Senior Software Engineer — Pricing AI (Manchester) The Role We are seeking a talented Senior Developer with a strong focus on Python-based AI/ML development, automation, and general software engineering. The successful candidate will play a key role in building and deploying machine learn ...

    Software Developer in Southampton DataAnnotation

    To Apply for this Role To apply to this role, you will need to be proficient in at least one of the following programming languages or frameworks: Python and/or TypeScript JavaScript Python C C# C++ HTML/CSS React Go ...

    Business Systems Developer AI Trainer in Cardiff DataAnnotation

    ```htmlSalary £55,656 - £63,606 per year Requirements Fluency in English Proficient in either Python and/or JavaScript Detail-oriented Excellent writing and grammar skills A bachelor's degree (completed or in progress) Responsib ...

    Senior Full Stack Engineer Global Fintech (Joining new AI Innovation Team) £100k + bonus [...]

    Overview I am recruiting for a Senior Full-Stack Engineer (with some AI experience) for a NEW AI Innovation Team for a leading global fintech. This brand new team (embedded within a major global fintech powerhouse) will be building a brand new AI Platform (AI‑driven compliance techn ...

    React Developer Up to £180,000 + Bonus + Package

    The Opportunity A prestigious investment firm is seeking a talented React Engineer to help build the next generation of front‑end applications supporting trading, pricing, and quantitative research workflows. This is an opportunity to work at the intersection of modern web technology and ...

    Product Engineering Leader Cloud, React & Data Privacy

    Java Script Works is seeking a Head of Product Engineering in Oxford, United Kingdom. The ideal candidate will have deep expertise in modern tech stacks including Python, TypeScript, Node.js, and React, along with experience in cloud platforms like AWS, Azure, and GCP. A strong understanding of data privacy and ...

    Principal Software Engineer – AI & Cloud (UK Travel)

    A leading technology and consulting firm in London seeks a Manager to lead client accounts and engineering initiatives. The position demands proven leadership in managing teams and client relationships, with full-stack engineering skills across technologies such as React, Node.js, and Python. Candidates should a ...

    Full Stack Engineer for AI Safety Tools

    An innovative tech firm in London is seeking Full-stack Software Engineers to develop cutting-edge tools for AI safety research. You will lead projects to analyze model evaluation results and collaborate closely with research teams. Candidates should have solid experience in Python and React, alongside a passion ...

    Full Stack Engineer: Build Scalable Backends & AI Frontends

    Arrows is seeking top-tier engineers to help build both the front-end and back-end of its products in London. You will architect scalable backend solutions and collaborate on a user-friendly React-based front-end. The ideal candidate excels in Python, communication, and has a strong grasp of database s ...

    Full Stack Engineer: Shape Scalable Backend & UI

    A leading SaaS provider is seeking a Mid-Level Full Stack Developer to join their engineering team. This role involves both back-end and front-end development, focusing on Python/Django and React. Candidates should have at least 2 years of experience in full stack development, designing RESTful APIs, and familia ...

    Principal Full Stack Developer (Hybrid, 1+ Year Contract)

    A leading IT consulting firm in Guildford is looking for a Principal Full Stack Developer to lead the development of modern, scalable web applications. Candidates should have over 4 years of experience in full-stack web development with strong skills in React, Redux, AWS, and backend technologies like Go or Pyth ...

    Insurance Tech Solution Architect Lead Java (London)

    Java Script Works is seeking a Technical Solution Architect based in London, United Kingdom. The role involves leading software development projects using technologies like Java, Python, and AWS. The ideal candidate will have experience in the Insurance domain, especially within the London Market, and ...

    Full Stack Engineer: Simulation Integrations (Hybrid UK)

    A leading technology and training organization in Warminster is seeking a skilled software developer to build front-end interfaces and ensure seamless integration of systems. The ideal candidate will have strong programming skills in Go, Python, React, and Typescript, along with a collaborative spirit. This hybr ...

    Geospatial JavaScript Developer | Map Tech & Cloud

    Expert Employment is looking for a JavaScript Developer to join their geospatial software development team in the City of Edinburgh, United Kingdom. The role involves developing and maintaining software solutions, requiring strong experience with JavaScript, React, and Python. The ideal candidate will ...

    PDRA: Advanced Computational Structural Biology

    Java Script Works is seeking a Postdoctoral Research Associate (PDRA) in Computing for Integrated Structural Biology located in Southampton, United Kingdom. The role requires proficiency in programming languages like C++ and Python, as well as JavaScript. Ideal candidates will have experience in structural biolo ...

    Graduate Full Stack Engineer: High Impact Platform & Equity

    Oliver Bernard is seeking talented Full Stack Engineers to join their team in London. This permanent role offers a competitive salary and benefits, where you'll work on a transformative data management platform for global enterprises. Applicants should hold a Computer Science degree from a top ten UK u ...

    Product Engineering Leader Cloud, React & Data Privacy

    Java Script Works is seeking a Head of Product Engineering in Oxford, United Kingdom. The ideal candidate will have deep expertise in modern tech stacks including Python, TypeScript, Node.js, and React, along with experience in cloud platforms like AWS, Azure, and GCP. A strong understanding of data privacy and ...

    Senior Full Stack Software Engineer (Java + React)About the Role: in London S&P Global

    Senior Full Stack Software Engineer (Java + React) Location: London, United Kingdom About the Role This role focuses on full stack development using Java and React. Tech Stack User Interface Full‑stack React Software Engineer <li ...

    Senior Software Development Engineer Data Engineering

    Nottingham Trent House (95002), United Kingdom, Nottingham, Nottinghamshire Senior Software Development Engineer - Data Engineering About this role It’s an exciting time at Capital One UK. We’re on a mission to continue to build and modernise the cloud-based data ecosystem to un ...

    Senior Full Stack Developer (React, Node.Js, AWS)

    SENIOR FULL STACK DEVELOPER Location: Northampton | Hybrid (2 days office) Salary: £60 000 - £70 000 + Bonus + Benefits About the Company Modern Technology in Financial Services A fast-growing financial technology organisation building scalable digital platforms ...

    Senior Full Stack Engineer (FE Focused)

    About the Engineering TeamAt ZOE, we're on a mission to empower people with the most advanced science and technology to transform their health.Our Engineering team sits at the heart of that mission. We’re a ~40 distributed team across the UK and EU, who thrive on solving complex challenges tog ...

    Full Stack Engineer

    This range is provided by Ronald James Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Ronald James Group Co-Founder | Ronald James Group | The North East’s most recommended D ...

    Senior Software Engineer

    Senior Software Engineer This is an opportunity to build the foundational systems of a frontier AI company. You’ll work across our voice layer, agent orchestration, and deep healthcare integrations. You’ll design and ship systems that must be fast , reliable , observable ...

    Senior Full Stack Engineer (Java/React) — Build AI driven research tools

    A global leader in information and analytics is seeking a Senior Full Stack Software Engineer in Oxford. This role involves designing and developing cloud-based applications, collaborating with stakeholders, and mentoring team members. Ideal candidates will demonstrate proficiency in Java, React, and Agile pract ...

    Hybrid Front End Engineer II — React UI for High Traffic Apps

    620 Magnite Limited UK is seeking an experienced Engineer II to join their Streaming UI team in Belfast. The role focuses on building mission-critical React applications for various stakeholders while ensuring quality and performance. Key responsibilities include writing production-ready code, collabor ...

    Senior QA Engineer — Elevate Quality Across Web & Mobile

    Job Opportunity: Senior QA Engineer We are currently seeking a Senior QA Engineer to join our expanding team. In this role, you will be responsible for maintaining the highest standards of quality across various platforms, including our mobile app (React Native), web platforms (React), and internal ...

    Senior QA Engineer in London MILE

    Job Opportunity: Senior QA Engineer We are currently seeking a Senior QA Engineer to join our expanding team. In this role, you will be responsible for maintaining the highest standards of quality across various platforms, including our mobile app (React Native), web platforms (React), and internal ...

    Founding Software Engineer

    Founding Engineer (React Native) – Future Head of Engineering / CTO Location: Manchester (Hybrid Working)Salary: Competitive + Equity Potential We're partnering with an ambitious, high‑growth startup that is looking for a Founding Engineer to help shape both the product and the futur ...

    Founding Software Engineer

    Founding Engineer (React Native) → Future Head of Engineering / CTO Location: Manchester (Hybrid Working)Salary: Competitive + Equity Potential We're partnering with an ambitious, high-growth startup that is looking for a Founding Engineer to help shape both the product and the futur ...

    Senior Full Stack Engineer AI Agent Platform

    Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation and movement, collaboration and problem-solving, and foster an environment where everyone can feel they belong, are valued, supported and empowered to succeed. If you’re a c ...

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      Fullstack Engineer Intern React Nextjs Python Jobs in United Kingdom Job Search Guide, Trends and Insights